NVIDIA GeForce RTX 3080 vs NVIDIA GeForce 405 OEM
We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 512MB VRAM GeForce 405 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 's Advantages
Released 10 years late
Boost Clock1710MHz
More VRAM (10GB vs 512GB)
Larger VRAM bandwidth (760.3GB/s vs 12.64GB/s)
8688 additional rendering cores
NVIDIA GeForce 405 OEM 's Advantages
Lower TDP (25W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080
+66055%
29.77 TFLOPS
GeForce 405 OEM
0.045 TFLOPS
Graphics Card
Sep 2020
Release Date
Sep 2010
GeForce 30
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1440 MHz
Base Clock
-
1710 MHz
Boost Clock
-
1188 MHz
Memory Clock
790 MHz
Memory
10GB
Memory Size
512MB
GDDR6X
Memory Type
DDR3
320bit
Memory Bus
64bit
760.3GB/s
Bandwidth
12.64GB/s
Render Config
-
-
-
68
SM Count
2
8704
Shading Units
16
272
TMUs
8
96
ROPs
4
272
Tensor Cores
-
68
RT Cores
-
128 KB (per SM)
L1 Cache
-
5 MB
L2 Cache
32 KB
-
-
-
Theoretical Performance
164.2 GPixel/s
Pixel Rate
2.356 GPixel/s
465.1 GTexel/s
Texture Rate
4.712 GTexel/s
29.77 TFLOPS
FP16 (half)
-
29.77 TFLOPS
FP32 (float)
44.86 GFLOPS
465.1 GFLOPS
FP64 (double)
-
Board Design
320W
TDP
25W
700 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI
1x VGA
1x 12-pin
Power Connectors
None
Graphics Processor
GA102
GPU Name
GT218
GA102-200-KD-A1
GPU Variant
GT218-300-B1
Ampere
Architecture
Tesla 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
28.3 billion
Transistors
0.26 billion
628 mm²
Die Size
57 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
8.6
CUDA
1.2
6.6
Shader Model
4.1
